esa.c revision 1.35
1 /* $NetBSD: esa.c,v 1.35 2006/09/24 03:39:51 jmcneill Exp $ */ 2 3 /* 4 * Copyright (c) 2001, 2002, 2006 Jared D. McNeill <jmcneill (at) invisible.ca> 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. The name of the author may not be used to endorse or promote products 13 * derived from this software without specific prior written permission. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 20 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 21 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 22 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 23 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 */ 27 28 /* 29 * ESS Allegro-1 / Maestro3 Audio Driver 30 * 31 * Based on the FreeBSD maestro3 driver and the NetBSD eap driver. 32 * Original driver by Don Kim. 33 * 34 * The list management code could possibly be written better, but what 35 * we have right now does the job nicely. Thanks to Zach Brown <zab (at) zabbo.net> 36 * and Andrew MacDonald <amac (at) epsilon.yi.org> for helping me debug the 37 * problems with the original list management code present in the Linux 38 * driver. 39 */ 40 41 #include <sys/cdefs.h> 42 __KERNEL_RCSID(0, "$NetBSD: esa.c,v 1.35 2006/09/24 03:39:51 jmcneill Exp $"); 43 44 #include <sys/types.h> 45 #include <sys/errno.h> 46 #include <sys/null.h> 47 #include <sys/param.h> 48 #include <sys/systm.h> 49 #include <sys/malloc.h> 50 #include <sys/device.h> 51 #include <sys/conf.h> 52 #include <sys/exec.h> 53 #include <sys/select.h> 54 #include <sys/audioio.h> 55 56 #include <machine/bus.h> 57 #include <machine/intr.h> 58 59 #include <dev/pci/pcidevs.h> 60 #include <dev/pci/pcivar.h> 61 62 #include <dev/audio_if.h> 63 #include <dev/mulaw.h> 64 #include <dev/auconv.h> 65 #include <dev/ic/ac97var.h> 66 #include <dev/ic/ac97reg.h> 67 68 #include <dev/pci/esareg.h> 69 #include <dev/pci/esadsp.h> 70 #include <dev/pci/esavar.h> 71 72 #define PCI_CBIO 0x10 73 74 #define ESA_DAC_DATA 0x1100 75 76 enum { 77 ESS_ALLEGRO1, 78 ESS_MAESTRO3 79 }; 80 81 static const struct esa_card_type { 82 uint16_t pci_vendor_id; 83 uint16_t pci_product_id; 84 int type; 85 int delay1, delay2; 86 } esa_card_types[] = { 87 { PCI_VENDOR_ESSTECH, PCI_PRODUCT_ESSTECH_ALLEGRO1, 88 ESS_ALLEGRO1, 50, 800 }, 89 { PCI_VENDOR_ESSTECH, PCI_PRODUCT_ESSTECH_MAESTRO3, 90 ESS_MAESTRO3, 20, 500 }, 91 { PCI_VENDOR_ESSTECH, PCI_PRODUCT_ESSTECH_MAESTRO3_2, 92 ESS_MAESTRO3, 20, 500 }, 93 { 0, 0, 0, 0, 0 } 94 }; 95 96 static struct audio_device esa_device = { 97 "ESS Allegro", 98 "", 99 "esa" 100 }; 101 102 static int esa_match(struct device *, struct cfdata *, void *); 103 static void esa_attach(struct device *, struct device *, void *); 104 static int esa_detach(struct device *, int); 105 106 /* audio(9) functions */ 107 static int esa_query_encoding(void *, struct audio_encoding *); 108 static int esa_set_params(void *, int, int, audio_params_t *, 109 audio_params_t *, stream_filter_list_t *, 110 stream_filter_list_t *); 111 static int esa_round_blocksize(void *, int, int, 112 const audio_params_t *); 113 static int esa_commit_settings(void *); 114 static int esa_halt_output(void *); 115 static int esa_halt_input(void *); 116 static int esa_set_port(void *, mixer_ctrl_t *); 117 static int esa_get_port(void *, mixer_ctrl_t *); 118 static int esa_query_devinfo(void *, mixer_devinfo_t *); 119 static void * esa_malloc(void *, int, size_t, struct malloc_type *, 120 int); 121 static void esa_free(void *, void *, struct malloc_type *); 122 static int esa_getdev(void *, struct audio_device *); 123 static size_t esa_round_buffersize(void *, int, size_t); 124 static int esa_get_props(void *); 125 static int esa_trigger_output(void *, void *, void *, int, 126 void (*)(void *), void *, 127 const audio_params_t *); 128 static int esa_trigger_input(void *, void *, void *, int, 129 void (*)(void *), void *, 130 const audio_params_t *); 131 132 static int esa_intr(void *); 133 static int esa_allocmem(struct esa_softc *, size_t, size_t, 134 struct esa_dma *); 135 static int esa_freemem(struct esa_softc *, struct esa_dma *); 136 static paddr_t esa_mappage(void *, void *, off_t, int); 137 138 /* Supporting subroutines */ 139 static uint16_t esa_read_assp(struct esa_softc *, uint16_t, uint16_t); 140 static void esa_write_assp(struct esa_softc *, uint16_t, uint16_t, 141 uint16_t); 142 static int esa_init_codec(struct esa_softc *); 143 static int esa_attach_codec(void *, struct ac97_codec_if *); 144 static int esa_read_codec(void *, uint8_t, uint16_t *); 145 static int esa_write_codec(void *, uint8_t, uint16_t); 146 static int esa_reset_codec(void *); 147 static enum ac97_host_flags esa_flags_codec(void *); 148 static int esa_wait(struct esa_softc *); 149 static int esa_init(struct esa_softc *); 150 static void esa_config(struct esa_softc *); 151 static uint8_t esa_assp_halt(struct esa_softc *); 152 static void esa_codec_reset(struct esa_softc *); 153 static int esa_amp_enable(struct esa_softc *); 154 static void esa_enable_interrupts(struct esa_softc *); 155 static uint32_t esa_get_pointer(struct esa_softc *, 156 struct esa_channel *); 157 158 /* list management */ 159 static int esa_add_list(struct esa_voice *, struct esa_list *, 160 uint16_t, int); 161 static void esa_remove_list(struct esa_voice *, struct esa_list *, 162 int); 163 164 /* power management */ 165 static void esa_powerhook(int, void *); 166 static int esa_suspend(struct esa_softc *); 167 static int esa_resume(struct esa_softc *); 168 169 170 #define ESA_NENCODINGS 8 171 static audio_encoding_t esa_encoding[ESA_NENCODINGS] = { 172 { 0, AudioEulinear, AUDIO_ENCODING_ULINEAR, 8, 0 }, 173 { 1, AudioEmulaw, AUDIO_ENCODING_ULAW, 8, 174 AUDIO_ENCODINGFLAG_EMULATED }, 175 { 2, AudioEalaw, AUDIO_ENCODING_ALAW, 8, AUDIO_ENCODINGFLAG_EMULATED }, 176 { 3, AudioEslinear, AUDIO_ENCODING_SLINEAR, 8, 177 AUDIO_ENCODINGFLAG_EMULATED }, /* XXX: Are you sure? */ 178 { 4, AudioEslinear_le, AUDIO_ENCODING_SLINEAR_LE, 16, 0 }, 179 { 5, AudioEulinear_le, AUDIO_ENCODING_ULINEAR_LE, 16, 180 AUDIO_ENCODINGFLAG_EMULATED }, 181 { 6, AudioEslinear_be, AUDIO_ENCODING_SLINEAR_BE, 16, 182 AUDIO_ENCODINGFLAG_EMULATED }, 183 { 7, AudioEulinear_be, AUDIO_ENCODING_ULINEAR_BE, 16, 184 AUDIO_ENCODINGFLAG_EMULATED } 185 }; 186 187 #define ESA_NFORMATS 4 188 static const struct audio_format esa_formats[ESA_NFORMATS] = { 189 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_LE, 16, 16, 190 2, AUFMT_STEREO, 0, {ESA_MINRATE, ESA_MAXRATE}}, 191 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_LE, 16, 16, 192 1, AUFMT_MONAURAL, 0, {ESA_MINRATE, ESA_MAXRATE}}, 193 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_ULINEAR_LE, 8, 8, 194 2, AUFMT_STEREO, 0, {ESA_MINRATE, ESA_MAXRATE}}, 195 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_ULINEAR_LE, 8, 8, 196 1, AUFMT_MONAURAL, 0, {ESA_MINRATE, ESA_MAXRATE}}, 197 }; 198 199 static const struct audio_hw_if esa_hw_if = { 200 NULL, /* open */ 201 NULL, /* close */ 202 NULL, /* drain */ 203 esa_query_encoding, 204 esa_set_params, 205 esa_round_blocksize, 206 esa_commit_settings, 207 NULL, /* init_output */ 208 NULL, /* init_input */ 209 NULL, /* start_output */ 210 NULL, /* start_input */ 211 esa_halt_output, 212 esa_halt_input, 213 NULL, /* speaker_ctl */ 214 esa_getdev, 215 NULL, /* getfd */ 216 esa_set_port, 217 esa_get_port, 218 esa_query_devinfo, 219 esa_malloc, 220 esa_free, 221 esa_round_buffersize, 222 esa_mappage, 223 esa_get_props, 224 esa_trigger_output, 225 esa_trigger_input, 226 NULL, /* dev_ioctl */ 227 NULL, /* powerstate */ 228 }; 229 230 CFATTACH_DECL(esa, sizeof(struct esa_softc), esa_match, esa_attach, 231 esa_detach, NULL); 232 233 /* 234 * audio(9) functions 235 */ 236 237 static int 238 esa_query_encoding(void *hdl, struct audio_encoding *ae) 239 { 240 241 if (ae->index < 0 || ae->index >= ESA_NENCODINGS) 242 return EINVAL; 243 *ae = esa_encoding[ae->index]; 244 245 return 0; 246 } 247 248 static int 249 esa_set_params(void *hdl, int setmode, int usemode, 250 audio_params_t *play, audio_params_t *rec, 251 stream_filter_list_t *pfil, stream_filter_list_t *rfil) 252 { 253 struct esa_voice *vc; 254 struct esa_channel *ch; 255 struct audio_params *p; 256 stream_filter_list_t *fil; 257 int mode, i; 258 259 vc = hdl; 260 for (mode = AUMODE_RECORD; mode != -1; 261 mode = (mode == AUMODE_RECORD) ? AUMODE_PLAY : -1) { 262 if ((setmode & mode) == 0) 263 continue; 264 265 switch (mode) { 266 case AUMODE_PLAY: 267 p = play; 268 ch = &vc->play; 269 fil = pfil; 270 break; 271 case AUMODE_RECORD: 272 p = rec; 273 ch = &vc->rec; 274 fil = rfil; 275 break; 276 default: 277 return EINVAL; 278 } 279 280 if (p->sample_rate < ESA_MINRATE || 281 p->sample_rate > ESA_MAXRATE || 282 (p->precision != 8 && p->precision != 16) || 283 (p->channels < 1 || p->channels > 2)) 284 return EINVAL; 285 286 i = auconv_set_converter(esa_formats, ESA_NFORMATS, 287 mode, p, FALSE, fil); 288 if (i < 0) 289 return EINVAL; 290 if (fil->req_size > 0) 291 p = &fil->filters[0].param; 292 ch->mode = *p; 293 } 294 295 return 0; 296 } 297 298 static int 299 esa_commit_settings(void *hdl) 300 { 301 struct esa_voice *vc; 302 struct esa_softc *sc; 303 const audio_params_t *p; 304 const audio_params_t *r; 305 uint32_t data; 306 uint32_t freq; 307 int data_bytes; 308 309 vc = hdl; 310 sc = (struct esa_softc *)vc->parent; 311 p = &vc->play.mode; 312 r = &vc->rec.mode; 313 data_bytes = (((ESA_MINISRC_TMP_BUFFER_SIZE & ~1) + 314 (ESA_MINISRC_IN_BUFFER_SIZE & ~1) + 315 (ESA_MINISRC_OUT_BUFFER_SIZE & ~1) + 4) + 255) 316 &~ 255; 317 /* playback */ 318 vc->play.data_offset = ESA_DAC_DATA + (data_bytes * vc->index); 319 if (p->channels == 1) 320 data = 1; 321 else 322 data = 0; 323 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 324 vc->play.data_offset + ESA_SRC3_MODE_OFFSET, 325 data); 326 if (p->precision == 8) 327 data = 1; 328 else 329 data = 0; 330 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 331 vc->play.data_offset + ESA_SRC3_WORD_LENGTH_OFFSET, 332 data); 333 if ((freq = ((p->sample_rate << 15) + 24000) / 48000) != 0) { 334 freq--; 335 } 336 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 337 vc->play.data_offset + ESA_CDATA_FREQUENCY, freq); 338 339 /* recording */ 340 vc->rec.data_offset = ESA_DAC_DATA + (data_bytes * vc->index) + 341 (data_bytes / 2); 342 if (r->channels == 1) 343 data = 1; 344 else 345 data = 0; 346 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 347 vc->rec.data_offset + ESA_SRC3_MODE_OFFSET, 348 data); 349 if (r->precision == 8) 350 data = 1; 351 else 352 data = 0; 353 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 354 vc->rec.data_offset + ESA_SRC3_WORD_LENGTH_OFFSET, 355 data); 356 if ((freq = ((r->sample_rate << 15) + 24000) / 48000) != 0) { 357 freq--; 358 } 359 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 360 vc->rec.data_offset + ESA_CDATA_FREQUENCY, freq); 361 362 return 0; 363 }; 364 365 static int 366 esa_round_blocksize(void *hdl, int bs, int mode, const audio_params_t *param) 367 { 368 369 return bs & ~0x20; /* Be conservative; align to 32 bytes */ 370 } 371 372 static int 373 esa_halt_output(void *hdl) 374 { 375 struct esa_voice *vc; 376 struct esa_softc *sc; 377 bus_space_tag_t iot; 378 bus_space_handle_t ioh; 379 uint16_t data; 380 381 vc = hdl; 382 sc = (struct esa_softc *)vc->parent; 383 iot = sc->sc_iot; 384 ioh = sc->sc_ioh; 385 if (vc->play.active == 0) 386 return 0; 387 388 vc->play.active = 0; 389 390 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 391 ESA_CDATA_INSTANCE_READY + vc->play.data_offset, 0); 392 393 sc->sc_ntimers--; 394 if (sc->sc_ntimers == 0) { 395 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 396 ESA_KDATA_TIMER_COUNT_RELOAD, 0); 397 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 398 ESA_KDATA_TIMER_COUNT_CURRENT, 0); 399 data = bus_space_read_2(iot, ioh, ESA_HOST_INT_CTRL); 400 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 401 data & ~ESA_CLKRUN_GEN_ENABLE); 402 } 403 404 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 405 ESA_KDATA_MIXER_TASK_NUMBER, 406 sc->mixer_list.indexmap[vc->index]); 407 /* remove ourselves from the packed lists */ 408 esa_remove_list(vc, &sc->mixer_list, vc->index); 409 esa_remove_list(vc, &sc->dma_list, vc->index); 410 esa_remove_list(vc, &sc->msrc_list, vc->index); 411 412 return 0; 413 } 414 415 static int 416 esa_halt_input(void *hdl) 417 { 418 struct esa_voice *vc; 419 struct esa_softc *sc; 420 bus_space_tag_t iot; 421 bus_space_handle_t ioh; 422 uint32_t data; 423 424 vc = hdl; 425 sc = (struct esa_softc *)vc->parent; 426 iot = sc->sc_iot; 427 ioh = sc->sc_ioh; 428 if (vc->rec.active == 0) 429 return 0; 430 431 vc->rec.active = 0; 432 433 sc->sc_ntimers--; 434 if (sc->sc_ntimers == 0) { 435 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 436 ESA_KDATA_TIMER_COUNT_RELOAD, 0); 437 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 438 ESA_KDATA_TIMER_COUNT_CURRENT, 0); 439 data = bus_space_read_2(iot, ioh, ESA_HOST_INT_CTRL); 440 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 441 data & ~ESA_CLKRUN_GEN_ENABLE); 442 } 443 444 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, vc->rec.data_offset + 445 ESA_CDATA_INSTANCE_READY, 0); 446 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_ADC1_REQUEST, 447 0); 448 449 /* remove ourselves from the packed lists */ 450 esa_remove_list(vc, &sc->adc1_list, vc->index + ESA_NUM_VOICES); 451 esa_remove_list(vc, &sc->dma_list, vc->index + ESA_NUM_VOICES); 452 esa_remove_list(vc, &sc->msrc_list, vc->index + ESA_NUM_VOICES); 453 454 return 0; 455 } 456 457 static void * 458 esa_malloc(void *hdl, int direction, size_t size, struct malloc_type *type, 459 int flags) 460 { 461 struct esa_voice *vc; 462 struct esa_softc *sc; 463 struct esa_dma *p; 464 int error; 465 466 p = malloc(sizeof(*p), type, flags); 467 if (p == NULL) 468 return NULL; 469 vc = hdl; 470 sc = (struct esa_softc *)vc->parent; 471 error = esa_allocmem(sc, size, 16, p); 472 if (error) { 473 free(p, type); 474 printf("%s: esa_malloc: not enough memory\n", 475 sc->sc_dev.dv_xname); 476 return 0; 477 } 478 p->next = vc->dma; 479 vc->dma = p; 480 481 return KERNADDR(p); 482 } 483 484 static void 485 esa_free(void *hdl, void *addr, struct malloc_type *type) 486 { 487 struct esa_voice *vc; 488 struct esa_softc *sc; 489 struct esa_dma *p; 490 struct esa_dma **pp; 491 492 vc = hdl; 493 sc = (struct esa_softc *)vc->parent; 494 for (pp = &vc->dma; (p = *pp) != NULL; pp = &p->next) 495 if (KERNADDR(p) == addr) { 496 esa_freemem(sc, p); 497 *pp = p->next; 498 free(p, type); 499 return; 500 } 501 } 502 503 static int 504 esa_getdev(void *hdl, struct audio_device *ret) 505 { 506 507 *ret = esa_device; 508 return 0; 509 } 510 511 static int 512 esa_set_port(void *hdl, mixer_ctrl_t *mc) 513 { 514 struct esa_voice *vc; 515 struct esa_softc *sc; 516 517 vc = hdl; 518 sc = (struct esa_softc *)vc->parent; 519 return sc->codec_if->vtbl->mixer_set_port(sc->codec_if, mc); 520 } 521 522 static int 523 esa_get_port(void *hdl, mixer_ctrl_t *mc) 524 { 525 struct esa_voice *vc; 526 struct esa_softc *sc; 527 528 vc = hdl; 529 sc = (struct esa_softc *)vc->parent; 530 return sc->codec_if->vtbl->mixer_get_port(sc->codec_if, mc); 531 } 532 533 static int 534 esa_query_devinfo(void *hdl, mixer_devinfo_t *di) 535 { 536 struct esa_voice *vc; 537 struct esa_softc *sc; 538 539 vc = hdl; 540 sc = (struct esa_softc *)vc->parent; 541 return sc->codec_if->vtbl->query_devinfo(sc->codec_if, di); 542 } 543 544 static size_t 545 esa_round_buffersize(void *hdl, int direction, size_t bufsize) 546 { 547 548 return bufsize; 549 } 550 551 static int 552 esa_get_props(void *hdl) 553 { 554 555 return AUDIO_PROP_MMAP | AUDIO_PROP_INDEPENDENT | AUDIO_PROP_FULLDUPLEX; 556 } 557 558 static int 559 esa_trigger_output(void *hdl, void *start, void *end, int blksize, 560 void (*intr)(void *), void *intrarg, 561 const audio_params_t *param) 562 { 563 struct esa_voice *vc; 564 struct esa_softc *sc; 565 struct esa_dma *p; 566 bus_space_tag_t iot; 567 bus_space_handle_t ioh; 568 size_t size; 569 uint32_t data, bufaddr, i; 570 int data_bytes, dac_data, dsp_in_size; 571 int dsp_out_size, dsp_in_buf, dsp_out_buf; 572 573 vc = hdl; 574 sc = (struct esa_softc *)vc->parent; 575 iot = sc->sc_iot; 576 ioh = sc->sc_ioh; 577 data_bytes = (((ESA_MINISRC_TMP_BUFFER_SIZE & ~1) + 578 (ESA_MINISRC_IN_BUFFER_SIZE & ~1) + 579 (ESA_MINISRC_OUT_BUFFER_SIZE & ~1) + 4) + 255) & ~255; 580 dac_data = ESA_DAC_DATA + (data_bytes * vc->index); 581 dsp_in_size = ESA_MINISRC_IN_BUFFER_SIZE - (0x20 * 2); 582 dsp_out_size = ESA_MINISRC_OUT_BUFFER_SIZE - (0x20 * 2); 583 dsp_in_buf = dac_data + (ESA_MINISRC_TMP_BUFFER_SIZE / 2); 584 dsp_out_buf = dsp_in_buf + (dsp_in_size / 2) + 1; 585 586 if (vc->play.active) 587 return EINVAL; 588 589 for (p = vc->dma; p && KERNADDR(p) != start; p = p->next) 590 continue; 591 if (p == NULL) { 592 printf("%s: esa_trigger_output: bad addr %p\n", 593 sc->sc_dev.dv_xname, start); 594 return EINVAL; 595 } 596 597 vc->play.active = 1; 598 vc->play.intr = intr; 599 vc->play.arg = intrarg; 600 vc->play.pos = 0; 601 vc->play.count = 0; 602 vc->play.buf = start; 603 vc->play.bufsize = size = (size_t)(((caddr_t)end - (caddr_t)start)); 604 vc->play.blksize = blksize; 605 bufaddr = DMAADDR(p); 606 vc->play.start = bufaddr; 607 608 #define LO(x) ((x) & 0x0000ffff) 609 #define HI(x) ((x) >> 16) 610 611 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 612 ESA_CDATA_HOST_SRC_ADDRL, LO(bufaddr)); 613 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 614 ESA_CDATA_HOST_SRC_ADDRH, HI(bufaddr)); 615 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 616 ESA_CDATA_HOST_SRC_END_PLUS_1L, LO(bufaddr + size)); 617 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 618 ESA_CDATA_HOST_SRC_END_PLUS_1H, HI(bufaddr + size)); 619 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 620 ESA_CDATA_HOST_SRC_CURRENTL, LO(bufaddr)); 621 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 622 ESA_CDATA_HOST_SRC_CURRENTH, HI(bufaddr)); 623 624 /* DSP buffers */ 625 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 626 ESA_CDATA_IN_BUF_BEGIN, dsp_in_buf); 627 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 628 ESA_CDATA_IN_BUF_END_PLUS_1, dsp_in_buf + (dsp_in_size / 2)); 629 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 630 ESA_CDATA_IN_BUF_HEAD, dsp_in_buf); 631 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 632 ESA_CDATA_IN_BUF_TAIL, dsp_in_buf); 633 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 634 ESA_CDATA_OUT_BUF_BEGIN, dsp_out_buf); 635 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 636 ESA_CDATA_OUT_BUF_END_PLUS_1, dsp_out_buf + (dsp_out_size / 2)); 637 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 638 ESA_CDATA_OUT_BUF_HEAD, dsp_out_buf); 639 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 640 ESA_CDATA_OUT_BUF_TAIL, dsp_out_buf); 641 642 /* Some per-client initializers */ 643 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 644 ESA_SRC3_DIRECTION_OFFSET + 12, dac_data + 40 + 8); 645 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 646 ESA_SRC3_DIRECTION_OFFSET + 19, 0x400 + ESA_MINISRC_COEF_LOC); 647 /* Enable or disable low-pass filter? (0xff if rate > 45000) */ 648 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 649 ESA_SRC3_DIRECTION_OFFSET + 22, 650 vc->play.mode.sample_rate > 45000 ? 0xff : 0); 651 /* Tell it which way DMA is going */ 652 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 653 ESA_CDATA_DMA_CONTROL, 654 ESA_DMACONTROL_AUTOREPEAT + ESA_DMAC_PAGE3_SELECTOR + 655 ESA_DMAC_BLOCKF_SELECTOR); 656 657 /* Set an armload of static initializers */ 658 for (i = 0; i < (sizeof(esa_playvals) / sizeof(esa_playvals[0])); i++) 659 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 660 esa_playvals[i].addr, esa_playvals[i].val); 661 662 /* Put us in the packed task lists */ 663 esa_add_list(vc, &sc->msrc_list, dac_data >> ESA_DP_SHIFT_COUNT, 664 vc->index); 665 esa_add_list(vc, &sc->dma_list, dac_data >> ESA_DP_SHIFT_COUNT, 666 vc->index); 667 esa_add_list(vc, &sc->mixer_list, dac_data >> ESA_DP_SHIFT_COUNT, 668 vc->index); 669 #undef LO 670 #undef HI 671 672 sc->sc_ntimers++; 673 674 if (sc->sc_ntimers == 1) { 675 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 676 ESA_KDATA_TIMER_COUNT_RELOAD, 240); 677 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 678 ESA_KDATA_TIMER_COUNT_CURRENT, 240); 679 data = bus_space_read_2(iot, ioh, ESA_HOST_INT_CTRL); 680 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 681 data | ESA_CLKRUN_GEN_ENABLE); 682 } 683 684 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 685 ESA_CDATA_INSTANCE_READY, 1); 686 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 687 ESA_KDATA_MIXER_TASK_NUMBER, 688 sc->mixer_list.indexmap[vc->index]); 689 690 return 0; 691 } 692 693 static int 694 esa_trigger_input(void *hdl, void *start, void *end, int blksize, 695 void (*intr)(void *), void *intrarg, 696 const audio_params_t *param) 697 { 698 struct esa_voice *vc; 699 struct esa_softc *sc; 700 struct esa_dma *p; 701 bus_space_tag_t iot; 702 bus_space_handle_t ioh; 703 uint32_t data, bufaddr, i; 704 size_t size; 705 int data_bytes, adc_data, dsp_in_size; 706 int dsp_out_size, dsp_in_buf, dsp_out_buf; 707 708 vc = hdl; 709 sc = (struct esa_softc *)vc->parent; 710 iot = sc->sc_iot; 711 ioh = sc->sc_ioh; 712 data_bytes = (((ESA_MINISRC_TMP_BUFFER_SIZE & ~1) + 713 (ESA_MINISRC_IN_BUFFER_SIZE & ~1) + 714 (ESA_MINISRC_OUT_BUFFER_SIZE & ~1) + 4) + 255) & ~255; 715 adc_data = ESA_DAC_DATA + (data_bytes * vc->index) + (data_bytes / 2); 716 dsp_in_size = ESA_MINISRC_IN_BUFFER_SIZE - (0x10 * 2); 717 dsp_out_size = ESA_MINISRC_OUT_BUFFER_SIZE - (0x10 * 2); 718 dsp_in_buf = adc_data + (ESA_MINISRC_TMP_BUFFER_SIZE / 2); 719 dsp_out_buf = dsp_in_buf + (dsp_in_size / 2) + 1; 720 721 vc->rec.data_offset = adc_data; 722 723 /* We only support 1 recording channel */ 724 if (vc->index > 0) 725 return ENODEV; 726 727 if (vc->rec.active) 728 return EINVAL; 729 730 for (p = vc->dma; p && KERNADDR(p) != start; p = p->next) 731 continue; 732 if (p == NULL) { 733 printf("%s: esa_trigger_input: bad addr %p\n", 734 sc->sc_dev.dv_xname, start); 735 return EINVAL; 736 } 737 738 vc->rec.active = 1; 739 vc->rec.intr = intr; 740 vc->rec.arg = intrarg; 741 vc->rec.pos = 0; 742 vc->rec.count = 0; 743 vc->rec.buf = start; 744 vc->rec.bufsize = size = (size_t)(((caddr_t)end - (caddr_t)start)); 745 vc->rec.blksize = blksize; 746 bufaddr = DMAADDR(p); 747 vc->rec.start = bufaddr; 748 749 #define LO(x) ((x) & 0x0000ffff) 750 #define HI(x) ((x) >> 16) 751 752 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 753 ESA_CDATA_HOST_SRC_ADDRL, LO(bufaddr)); 754 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 755 ESA_CDATA_HOST_SRC_ADDRH, HI(bufaddr)); 756 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 757 ESA_CDATA_HOST_SRC_END_PLUS_1L, LO(bufaddr + size)); 758 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 759 ESA_CDATA_HOST_SRC_END_PLUS_1H, HI(bufaddr + size)); 760 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 761 ESA_CDATA_HOST_SRC_CURRENTL, LO(bufaddr)); 762 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 763 ESA_CDATA_HOST_SRC_CURRENTH, HI(bufaddr)); 764 765 /* DSP buffers */ 766 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 767 ESA_CDATA_IN_BUF_BEGIN, dsp_in_buf); 768 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 769 ESA_CDATA_IN_BUF_END_PLUS_1, dsp_in_buf + (dsp_in_size / 2)); 770 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 771 ESA_CDATA_IN_BUF_HEAD, dsp_in_buf); 772 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 773 ESA_CDATA_IN_BUF_TAIL, dsp_in_buf); 774 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 775 ESA_CDATA_OUT_BUF_BEGIN, dsp_out_buf); 776 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 777 ESA_CDATA_OUT_BUF_END_PLUS_1, dsp_out_buf + (dsp_out_size / 2)); 778 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 779 ESA_CDATA_OUT_BUF_HEAD, dsp_out_buf); 780 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 781 ESA_CDATA_OUT_BUF_TAIL, dsp_out_buf); 782 783 /* Some per-client initializers */ 784 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 785 ESA_SRC3_DIRECTION_OFFSET + 12, adc_data + 40 + 8); 786 /* Tell it which way DMA is going */ 787 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 788 ESA_CDATA_DMA_CONTROL, 789 ESA_DMACONTROL_DIRECTION + ESA_DMACONTROL_AUTOREPEAT + 790 ESA_DMAC_PAGE3_SELECTOR + ESA_DMAC_BLOCKF_SELECTOR); 791 792 /* Set an armload of static initializers */ 793 for (i = 0; i < (sizeof(esa_recvals) / sizeof(esa_recvals[0])); i++) 794 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 795 esa_recvals[i].addr, esa_recvals[i].val); 796 797 /* Put us in the packed task lists */ 798 esa_add_list(vc, &sc->adc1_list, adc_data >> ESA_DP_SHIFT_COUNT, 799 vc->index + ESA_NUM_VOICES); 800 esa_add_list(vc, &sc->msrc_list, adc_data >> ESA_DP_SHIFT_COUNT, 801 vc->index + ESA_NUM_VOICES); 802 esa_add_list(vc, &sc->dma_list, adc_data >> ESA_DP_SHIFT_COUNT, 803 vc->index + ESA_NUM_VOICES); 804 #undef LO 805 #undef HI 806 807 sc->sc_ntimers++; 808 if (sc->sc_ntimers == 1) { 809 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 810 ESA_KDATA_TIMER_COUNT_RELOAD, 240); 811 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 812 ESA_KDATA_TIMER_COUNT_CURRENT, 240); 813 data = bus_space_read_2(iot, ioh, ESA_HOST_INT_CTRL); 814 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 815 data | ESA_CLKRUN_GEN_ENABLE); 816 } 817 818 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 819 ESA_CDATA_INSTANCE_READY, 1); 820 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_ADC1_REQUEST, 821 1); 822 823 return 0; 824 } 825 826 /* Interrupt handler */ 827 static int 828 esa_intr(void *hdl) 829 { 830 struct esa_softc *sc; 831 struct esa_voice *vc; 832 bus_space_tag_t iot; 833 bus_space_handle_t ioh; 834 uint8_t status; 835 uint32_t pos; 836 uint32_t diff; 837 uint32_t blksize; 838 int i; 839 840 sc = hdl; 841 iot = sc->sc_iot; 842 ioh = sc->sc_ioh; 843 844 status = bus_space_read_1(iot, ioh, ESA_HOST_INT_STATUS); 845 if (status == 0xff) 846 return 0; 847 848 /* ack the interrupt */ 849 bus_space_write_1(iot, ioh, ESA_HOST_INT_STATUS, status); 850 851 if (status & ESA_HV_INT_PENDING) { 852 uint8_t event; 853 854 printf("%s: hardware volume interrupt\n", sc->sc_dev.dv_xname); 855 event = bus_space_read_1(iot, ioh, ESA_HW_VOL_COUNTER_MASTER); 856 switch(event) { 857 case 0x99: 858 case 0xaa: 859 case 0x66: 860 case 0x88: 861 printf("%s: esa_intr: FIXME\n", sc->sc_dev.dv_xname); 862 break; 863 default: 864 printf("%s: unknown hwvol event 0x%02x\n", 865 sc->sc_dev.dv_xname, event); 866 break; 867 } 868 bus_space_write_1(iot, ioh, ESA_HW_VOL_COUNTER_MASTER, 0x88); 869 } 870 871 if ((status & ESA_ASSP_INT_PENDING) == 0 || 872 (bus_space_read_1(iot, ioh, 873 ESA_ASSP_CONTROL_B) & ESA_STOP_ASSP_CLOCK) != 0 || 874 (bus_space_read_1(iot, ioh, 875 ESA_ASSP_HOST_INT_STATUS) & ESA_DSP2HOST_REQ_TIMER) == 0) 876 return 1; 877 878 bus_space_write_1(iot, ioh, ESA_ASSP_HOST_INT_STATUS, 879 ESA_DSP2HOST_REQ_TIMER); 880 881 for (i = 0; i < ESA_NUM_VOICES; i++) { 882 vc = &sc->voice[i]; 883 884 if (vc->play.active) { 885 pos = esa_get_pointer(sc, &vc->play) % vc->play.bufsize; 886 diff = (vc->play.bufsize + pos - vc->play.pos) % 887 vc->play.bufsize; 888 889 vc->play.pos = pos; 890 vc->play.count += diff; 891 blksize = vc->play.blksize; 892 893 while (vc->play.count >= blksize) { 894 vc->play.count -= blksize; 895 (*vc->play.intr)(vc->play.arg); 896 } 897 } 898 899 if (vc->rec.active) { 900 pos = esa_get_pointer(sc, &vc->rec) % vc->rec.bufsize; 901 diff = (vc->rec.bufsize + pos - vc->rec.pos) % 902 vc->rec.bufsize; 903 904 vc->rec.pos = pos; 905 vc->rec.count += diff; 906 blksize = vc->rec.blksize; 907 908 while (vc->rec.count >= blksize) { 909 vc->rec.count -= blksize; 910 (*vc->rec.intr)(vc->rec.arg); 911 } 912 } 913 } 914 915 return 1; 916 } 917 918 static int 919 esa_allocmem(struct esa_softc *sc, size_t size, size_t align, 920 struct esa_dma *p) 921 { 922 int error; 923 924 p->size = size; 925 error = bus_dmamem_alloc(sc->sc_dmat, p->size, align, 0, 926 p->segs, sizeof(p->segs) / sizeof(p->segs[0]), 927 &p->nsegs, BUS_DMA_NOWAIT); 928 if (error) 929 return error; 930 931 error = bus_dmamem_map(sc->sc_dmat, p->segs, p->nsegs, p->size, 932 &p->addr, BUS_DMA_NOWAIT | BUS_DMA_COHERENT); 933 if (error) 934 goto free; 935 936 error = bus_dmamap_create(sc->sc_dmat, p->size, 1, p->size, 0, 937 BUS_DMA_NOWAIT, &p->map); 938 if (error) 939 goto unmap; 940 941 error = bus_dmamap_load(sc->sc_dmat, p->map, p->addr, p->size, NULL, 942 BUS_DMA_NOWAIT); 943 if (error) 944 goto destroy; 945 946 return 0; 947 948 destroy: 949 bus_dmamap_destroy(sc->sc_dmat, p->map); 950 unmap: 951 bus_dmamem_unmap(sc->sc_dmat, p->addr, p->size); 952 free: 953 bus_dmamem_free(sc->sc_dmat, p->segs, p->nsegs); 954 955 return error; 956 } 957 958 static int 959 esa_freemem(struct esa_softc *sc, struct esa_dma *p) 960 { 961 962 bus_dmamap_unload(sc->sc_dmat, p->map); 963 bus_dmamap_destroy(sc->sc_dmat, p->map); 964 bus_dmamem_unmap(sc->sc_dmat, p->addr, p->size); 965 bus_dmamem_free(sc->sc_dmat, p->segs, p->nsegs); 966 967 return 0; 968 } 969 970 /* 971 * Supporting Subroutines 972 */ 973 974 static int 975 esa_match(struct device *dev, struct cfdata *match, void *aux) 976 { 977 struct pci_attach_args *pa; 978 979 pa = (struct pci_attach_args *)aux; 980 switch (PCI_VENDOR(pa->pa_id)) { 981 case PCI_VENDOR_ESSTECH: 982 switch(PCI_PRODUCT(pa->pa_id)) { 983 case PCI_PRODUCT_ESSTECH_ALLEGRO1: 984 case PCI_PRODUCT_ESSTECH_MAESTRO3: 985 case PCI_PRODUCT_ESSTECH_MAESTRO3_2: 986 return 1; 987 } 988 } 989 990 return 0; 991 } 992 993 static void 994 esa_attach(struct device *parent, struct device *self, void *aux) 995 { 996 struct esa_softc *sc; 997 struct pci_attach_args *pa; 998 pcitag_t tag; 999 pci_chipset_tag_t pc; 1000 pci_intr_handle_t ih; 1001 const struct esa_card_type *card; 1002 const char *intrstr; 1003 uint32_t data; 1004 char devinfo[256]; 1005 int revision, len; 1006 int i; 1007 int error; 1008 1009 sc = (struct esa_softc *)self; 1010 pa = (struct pci_attach_args *)aux; 1011 tag = pa->pa_tag; 1012 pc = pa->pa_pc; 1013 aprint_naive(": Audio controller\n"); 1014 1015 pci_devinfo(pa->pa_id, pa->pa_class, 0, devinfo, sizeof(devinfo)); 1016 revision = PCI_REVISION(pa->pa_class); 1017 aprint_normal(": %s (rev. 0x%02x)\n", devinfo, revision); 1018 1019 for (card = esa_card_types; card->pci_vendor_id; card++) 1020 if (PCI_VENDOR(pa->pa_id) == card->pci_vendor_id && 1021 PCI_PRODUCT(pa->pa_id) == card->pci_product_id) { 1022 sc->type = card->type; 1023 sc->delay1 = card->delay1; 1024 sc->delay2 = card->delay2; 1025 break; 1026 } 1027 1028 data = pci_conf_read(pc, tag, PCI_COMMAND_STATUS_REG); 1029 data |= (PCI_COMMAND_IO_ENABLE | PCI_COMMAND_MEM_ENABLE 1030 | PCI_COMMAND_MASTER_ENABLE); 1031 pci_conf_write(pc, tag, PCI_COMMAND_STATUS_REG, data); 1032 1033 /* Map I/O register */ 1034 if (pci_mapreg_map(pa, PCI_CBIO, PCI_MAPREG_TYPE_IO, 0, 1035 &sc->sc_iot, &sc->sc_ioh, &sc->sc_iob, &sc->sc_ios)) { 1036 aprint_error("%s: can't map i/o space\n", sc->sc_dev.dv_xname); 1037 return; 1038 } 1039 1040 /* Initialize softc */ 1041 sc->sc_tag = tag; 1042 sc->sc_pct = pc; 1043 sc->sc_dmat = pa->pa_dmat; 1044 1045 /* Map and establish an interrupt */ 1046 if (pci_intr_map(pa, &ih)) { 1047 aprint_error("%s: can't map interrupt\n", sc->sc_dev.dv_xname); 1048 return; 1049 } 1050 intrstr = pci_intr_string(pc, ih); 1051 sc->sc_ih = pci_intr_establish(pc, ih, IPL_AUDIO, esa_intr, self); 1052 if (sc->sc_ih == NULL) { 1053 aprint_error("%s: can't establish interrupt", 1054 sc->sc_dev.dv_xname); 1055 if (intrstr != NULL) 1056 aprint_normal(" at %s", intrstr); 1057 aprint_normal("\n"); 1058 return; 1059 } 1060 aprint_normal("%s: interrupting at %s\n", sc->sc_dev.dv_xname, intrstr); 1061 1062 /* power up chip */ 1063 if ((error = pci_activate(pa->pa_pc, pa->pa_tag, sc, 1064 pci_activate_null)) && error != EOPNOTSUPP) { 1065 aprint_error("%s: cannot activate %d\n", sc->sc_dev.dv_xname, 1066 error); 1067 return; 1068 } 1069 1070 /* Init chip */ 1071 if (esa_init(sc) == -1) { 1072 aprint_error("%s: esa_attach: unable to initialize the card\n", 1073 sc->sc_dev.dv_xname); 1074 return; 1075 } 1076 1077 /* create suspend save area */ 1078 len = sizeof(uint16_t) * (ESA_REV_B_CODE_MEMORY_LENGTH 1079 + ESA_REV_B_DATA_MEMORY_LENGTH + 1); 1080 sc->savemem = (uint16_t *)malloc(len, M_DEVBUF, M_NOWAIT | M_ZERO); 1081 if (sc->savemem == NULL) { 1082 aprint_error("%s: unable to allocate suspend buffer\n", 1083 sc->sc_dev.dv_xname); 1084 return; 1085 } 1086 1087 /* 1088 * Every card I've seen has had their channels swapped with respect 1089 * to the mixer. Ie: 1090 * $ mixerctl -w outputs.master=0,191 1091 * Would result in the _right_ speaker being turned off. 1092 * 1093 * So, we will swap the left and right mixer channels to compensate 1094 * for this. 1095 */ 1096 sc->codec_flags = AC97_HOST_SWAPPED_CHANNELS; 1097 1098 /* Attach AC97 host interface */ 1099 sc->host_if.arg = self; 1100 sc->host_if.attach = esa_attach_codec; 1101 sc->host_if.read = esa_read_codec; 1102 sc->host_if.write = esa_write_codec; 1103 sc->host_if.reset = esa_reset_codec; 1104 sc->host_if.flags = esa_flags_codec; 1105 1106 if (ac97_attach(&sc->host_if, self) != 0) 1107 return; 1108 1109 /* initialize list management structures */ 1110 sc->mixer_list.mem_addr = ESA_KDATA_MIXER_XFER0; 1111 sc->mixer_list.max = ESA_MAX_VIRTUAL_MIXER_CHANNELS; 1112 sc->adc1_list.mem_addr = ESA_KDATA_ADC1_XFER0; 1113 sc->adc1_list.max = ESA_MAX_VIRTUAL_ADC1_CHANNELS; 1114 sc->dma_list.mem_addr = ESA_KDATA_DMA_XFER0; 1115 sc->dma_list.max = ESA_MAX_VIRTUAL_DMA_CHANNELS; 1116 sc->msrc_list.mem_addr = ESA_KDATA_INSTANCE0_MINISRC; 1117 sc->msrc_list.max = ESA_MAX_INSTANCE_MINISRC; 1118 1119 /* initialize index maps */ 1120 for (i = 0; i < ESA_NUM_VOICES * 2; i++) { 1121 sc->mixer_list.indexmap[i] = -1; 1122 sc->msrc_list.indexmap[i] = -1; 1123 sc->dma_list.indexmap[i] = -1; 1124 sc->adc1_list.indexmap[i] = -1; 1125 } 1126 for (i = 0; i < ESA_NUM_VOICES; i++) { 1127 sc->voice[i].parent = (struct device *)sc; 1128 sc->voice[i].index = i; 1129 sc->sc_audiodev[i] = 1130 audio_attach_mi(&esa_hw_if, &sc->voice[i], &sc->sc_dev); 1131 } 1132 1133 sc->powerhook = powerhook_establish(esa_powerhook, sc); 1134 if (sc->powerhook == NULL) 1135 aprint_error("%s: WARNING: unable to establish powerhook\n", 1136 sc->sc_dev.dv_xname); 1137 1138 return; 1139 } 1140 1141 static int 1142 esa_detach(struct device *self, int flags) 1143 { 1144 struct esa_softc *sc; 1145 int i; 1146 1147 sc = (struct esa_softc *)self; 1148 for (i = 0; i < ESA_NUM_VOICES; i++) { 1149 if (sc->sc_audiodev[i] != NULL) 1150 config_detach(sc->sc_audiodev[i], flags); 1151 } 1152 1153 if (sc->sc_ih != NULL) 1154 pci_intr_disestablish(sc->sc_pct, sc->sc_ih); 1155 if (sc->sc_ios) 1156 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_ios); 1157 1158 free(sc->savemem, M_DEVBUF); 1159 1160 return 0; 1161 } 1162 1163 static uint16_t 1164 esa_read_assp(struct esa_softc *sc, uint16_t region, uint16_t index) 1165 { 1166 uint16_t data; 1167 bus_space_tag_t iot; 1168 bus_space_handle_t ioh; 1169 1170 iot = sc->sc_iot; 1171 ioh = sc->sc_ioh; 1172 bus_space_write_2(iot, ioh, ESA_DSP_PORT_MEMORY_TYPE, 1173 region & ESA_MEMTYPE_MASK); 1174 bus_space_write_2(iot, ioh, ESA_DSP_PORT_MEMORY_INDEX, index); 1175 data = bus_space_read_2(iot, ioh, ESA_DSP_PORT_MEMORY_DATA); 1176 1177 return data; 1178 } 1179 1180 static void 1181 esa_write_assp(struct esa_softc *sc, uint16_t region, uint16_t index, 1182 uint16_t data) 1183 { 1184 bus_space_tag_t iot; 1185 bus_space_handle_t ioh; 1186 1187 iot = sc->sc_iot; 1188 ioh = sc->sc_ioh; 1189 bus_space_write_2(iot, ioh, ESA_DSP_PORT_MEMORY_TYPE, 1190 region & ESA_MEMTYPE_MASK); 1191 bus_space_write_2(iot, ioh, ESA_DSP_PORT_MEMORY_INDEX, index); 1192 bus_space_write_2(iot, ioh, ESA_DSP_PORT_MEMORY_DATA, data); 1193 1194 return; 1195 } 1196 1197 static int 1198 esa_init_codec(struct esa_softc *sc) 1199 { 1200 bus_space_tag_t iot; 1201 bus_space_handle_t ioh; 1202 uint32_t data; 1203 1204 iot = sc->sc_iot; 1205 ioh = sc->sc_ioh; 1206 data = bus_space_read_1(iot, ioh, ESA_CODEC_COMMAND); 1207 1208 return (data & 0x1) ? 0 : 1; 1209 } 1210 1211 static int 1212 esa_attach_codec(void *aux, struct ac97_codec_if *codec_if) 1213 { 1214 struct esa_softc *sc; 1215 1216 sc = aux; 1217 sc->codec_if = codec_if; 1218 1219 return 0; 1220 } 1221 1222 static int 1223 esa_read_codec(void *aux, uint8_t reg, uint16_t *result) 1224 { 1225 struct esa_softc *sc; 1226 bus_space_tag_t iot; 1227 bus_space_handle_t ioh; 1228 1229 sc = aux; 1230 iot = sc->sc_iot; 1231 ioh = sc->sc_ioh; 1232 if (esa_wait(sc)) 1233 printf("%s: esa_read_codec: timed out\n", sc->sc_dev.dv_xname); 1234 bus_space_write_1(iot, ioh, ESA_CODEC_COMMAND, (reg & 0x7f) | 0x80); 1235 delay(50); 1236 if (esa_wait(sc)) 1237 printf("%s: esa_read_codec: timed out\n", sc->sc_dev.dv_xname); 1238 *result = bus_space_read_2(iot, ioh, ESA_CODEC_DATA); 1239 1240 return 0; 1241 } 1242 1243 static int 1244 esa_write_codec(void *aux, uint8_t reg, uint16_t data) 1245 { 1246 struct esa_softc *sc; 1247 bus_space_tag_t iot; 1248 bus_space_handle_t ioh; 1249 1250 sc = aux; 1251 iot = sc->sc_iot; 1252 ioh = sc->sc_ioh; 1253 if (esa_wait(sc)) { 1254 printf("%s: esa_write_codec: timed out\n", sc->sc_dev.dv_xname); 1255 return -1; 1256 } 1257 bus_space_write_2(iot, ioh, ESA_CODEC_DATA, data); 1258 bus_space_write_1(iot, ioh, ESA_CODEC_COMMAND, reg & 0x7f); 1259 delay(50); 1260 1261 return 0; 1262 } 1263 1264 static int 1265 esa_reset_codec(void *aux) 1266 { 1267 1268 return 0; 1269 } 1270 1271 static enum ac97_host_flags 1272 esa_flags_codec(void *aux) 1273 { 1274 struct esa_softc *sc; 1275 1276 sc = aux; 1277 return sc->codec_flags; 1278 } 1279 1280 static int 1281 esa_wait(struct esa_softc *sc) 1282 { 1283 int i, val; 1284 bus_space_tag_t iot; 1285 bus_space_handle_t ioh; 1286 1287 iot = sc->sc_iot; 1288 ioh = sc->sc_ioh; 1289 for (i = 0; i < 20; i++) { 1290 val = bus_space_read_1(iot, ioh, ESA_CODEC_STATUS); 1291 if ((val & 1) == 0) 1292 return 0; 1293 delay(2); 1294 } 1295 1296 return -1; 1297 } 1298 1299 static int 1300 esa_init(struct esa_softc *sc) 1301 { 1302 struct esa_voice *vc; 1303 bus_space_tag_t iot; 1304 bus_space_handle_t ioh; 1305 pcitag_t tag; 1306 pci_chipset_tag_t pc; 1307 uint32_t data, i, size; 1308 uint8_t reset_state; 1309 int data_bytes; 1310 1311 iot = sc->sc_iot; 1312 ioh = sc->sc_ioh; 1313 tag = sc->sc_tag; 1314 pc = sc->sc_pct; 1315 data_bytes = (((ESA_MINISRC_TMP_BUFFER_SIZE & ~1) + 1316 (ESA_MINISRC_IN_BUFFER_SIZE & ~1) + 1317 (ESA_MINISRC_OUT_BUFFER_SIZE & ~1) + 4) + 255) & ~255; 1318 1319 /* Disable legacy emulation */ 1320 data = pci_conf_read(pc, tag, PCI_LEGACY_AUDIO_CTRL); 1321 data |= DISABLE_LEGACY; 1322 pci_conf_write(pc, tag, PCI_LEGACY_AUDIO_CTRL, data); 1323 1324 esa_config(sc); 1325 1326 reset_state = esa_assp_halt(sc); 1327 1328 esa_init_codec(sc); 1329 esa_codec_reset(sc); 1330 1331 /* Zero kernel and mixer data */ 1332 size = ESA_REV_B_DATA_MEMORY_UNIT_LENGTH * ESA_NUM_UNITS_KERNEL_DATA; 1333 for (i = 0; i < size / 2; i++) { 1334 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1335 ESA_KDATA_BASE_ADDR + i, 0); 1336 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1337 ESA_KDATA_BASE_ADDR2 + i, 0); 1338 } 1339 1340 /* Init DMA pointer */ 1341 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_CURRENT_DMA, 1342 ESA_KDATA_DMA_XFER0); 1343 1344 /* Write kernel code into memory */ 1345 size = sizeof(esa_assp_kernel_image); 1346 for (i = 0; i < size / 2; i++) 1347 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, 1348 ESA_REV_B_CODE_MEMORY_BEGIN + i, esa_assp_kernel_image[i]); 1349 1350 size = sizeof(esa_assp_minisrc_image); 1351 for (i = 0; i < size / 2; i++) 1352 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, 0x400 + i, 1353 esa_assp_minisrc_image[i]); 1354 1355 /* Write the coefficients for the low pass filter */ 1356 size = sizeof(esa_minisrc_lpf_image); 1357 for (i = 0; i < size / 2; i++) 1358 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, 1359 0x400 + ESA_MINISRC_COEF_LOC + i, esa_minisrc_lpf_image[i]); 1360 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, 1361 0x400 + ESA_MINISRC_COEF_LOC + size, 0x8000); 1362 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_TASK0, 0x400); 1363 /* Init the mixer number */ 1364 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1365 ESA_KDATA_MIXER_TASK_NUMBER, 0); 1366 /* Extreme kernel master volume */ 1367 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1368 ESA_KDATA_DAC_LEFT_VOLUME, ESA_ARB_VOLUME); 1369 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1370 ESA_KDATA_DAC_RIGHT_VOLUME, ESA_ARB_VOLUME); 1371 1372 if (esa_amp_enable(sc)) 1373 return -1; 1374 1375 /* Zero entire DAC/ADC area */ 1376 for (i = 0x1100; i < 0x1c00; i++) 1377 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, i, 0); 1378 1379 /* set some sane defaults */ 1380 for (i = 0; i < ESA_NUM_VOICES; i++) { 1381 vc = &sc->voice[i]; 1382 vc->play.data_offset = ESA_DAC_DATA + (data_bytes * i); 1383 vc->rec.data_offset = ESA_DAC_DATA + (data_bytes * i * 2); 1384 } 1385 1386 esa_enable_interrupts(sc); 1387 1388 bus_space_write_1(iot, ioh, ESA_DSP_PORT_CONTROL_REG_B, 1389 reset_state | ESA_REGB_ENABLE_RESET); 1390 1391 return 0; 1392 } 1393 1394 static void 1395 esa_config(struct esa_softc *sc) 1396 { 1397 bus_space_tag_t iot; 1398 bus_space_handle_t ioh; 1399 pcitag_t tag; 1400 pci_chipset_tag_t pc; 1401 uint32_t data; 1402 1403 iot = sc->sc_iot; 1404 ioh = sc->sc_ioh; 1405 tag = sc->sc_tag; 1406 pc = sc->sc_pct; 1407 1408 data = pci_conf_read(pc, tag, ESA_PCI_ALLEGRO_CONFIG); 1409 data &= ESA_REDUCED_DEBOUNCE; 1410 data |= ESA_PM_CTRL_ENABLE | ESA_CLK_DIV_BY_49 | ESA_USE_PCI_TIMING; 1411 pci_conf_write(pc, tag, ESA_PCI_ALLEGRO_CONFIG, data); 1412 1413 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_B, ESA_RESET_ASSP); 1414 data = pci_conf_read(pc, tag, ESA_PCI_ALLEGRO_CONFIG); 1415 data &= ~ESA_INT_CLK_SELECT; 1416 if (sc->type == ESS_MAESTRO3) { 1417 data &= ~ESA_INT_CLK_MULT_ENABLE; 1418 data |= ESA_INT_CLK_SRC_NOT_PCI; 1419 } 1420 data &= ~(ESA_CLK_MULT_MODE_SELECT | ESA_CLK_MULT_MODE_SELECT_2); 1421 pci_conf_write(pc, tag, ESA_PCI_ALLEGRO_CONFIG, data); 1422 1423 if (sc->type == ESS_ALLEGRO1) { 1424 data = pci_conf_read(pc, tag, ESA_PCI_USER_CONFIG); 1425 data |= ESA_IN_CLK_12MHZ_SELECT; 1426 pci_conf_write(pc, tag, ESA_PCI_USER_CONFIG, data); 1427 } 1428 1429 data = bus_space_read_1(iot, ioh, ESA_ASSP_CONTROL_A); 1430 data &= ~(ESA_DSP_CLK_36MHZ_SELECT | ESA_ASSP_CLK_49MHZ_SELECT); 1431 data |= ESA_ASSP_CLK_49MHZ_SELECT; /* XXX: Assumes 49MHz DSP */ 1432 data |= ESA_ASSP_0_WS_ENABLE; 1433 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_A, data); 1434 1435 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_B, ESA_RUN_ASSP); 1436 1437 return; 1438 } 1439 1440 static uint8_t 1441 esa_assp_halt(struct esa_softc *sc) 1442 { 1443 bus_space_tag_t iot; 1444 bus_space_handle_t ioh; 1445 uint8_t data, reset_state; 1446 1447 iot = sc->sc_iot; 1448 ioh = sc->sc_ioh; 1449 data = bus_space_read_1(iot, ioh, ESA_DSP_PORT_CONTROL_REG_B); 1450 reset_state = data & ~ESA_REGB_STOP_CLOCK; 1451 delay(10000); 1452 bus_space_write_1(iot, ioh, ESA_DSP_PORT_CONTROL_REG_B, 1453 reset_state & ~ESA_REGB_ENABLE_RESET); 1454 delay(10000); 1455 1456 return reset_state; 1457 } 1458 1459 static void 1460 esa_codec_reset(struct esa_softc *sc) 1461 { 1462 bus_space_tag_t iot; 1463 bus_space_handle_t ioh; 1464 uint16_t data, dir; 1465 int retry; 1466 1467 iot = sc->sc_iot; 1468 ioh = sc->sc_ioh; 1469 retry = 0; 1470 do { 1471 data = bus_space_read_2(iot, ioh, ESA_GPIO_DIRECTION); 1472 dir = data | 0x10; /* assuming pci bus master? */ 1473 1474 /* remote codec config */ 1475 data = bus_space_read_2(iot, ioh, ESA_RING_BUS_CTRL_B); 1476 bus_space_write_2(iot, ioh, ESA_RING_BUS_CTRL_B, 1477 data & ~ESA_SECOND_CODEC_ID_MASK); 1478 data = bus_space_read_2(iot, ioh, ESA_SDO_OUT_DEST_CTRL); 1479 bus_space_write_2(iot, ioh, ESA_SDO_OUT_DEST_CTRL, 1480 data & ~ESA_COMMAND_ADDR_OUT); 1481 data = bus_space_read_2(iot, ioh, ESA_SDO_IN_DEST_CTRL); 1482 bus_space_write_2(iot, ioh, ESA_SDO_IN_DEST_CTRL, 1483 data & ~ESA_STATUS_ADDR_IN); 1484 1485 bus_space_write_2(iot, ioh, ESA_RING_BUS_CTRL_A, 1486 ESA_IO_SRAM_ENABLE); 1487 delay(20); 1488 1489 bus_space_write_2(iot, ioh, ESA_GPIO_DIRECTION, 1490 dir & ~ESA_GPO_PRIMARY_AC97); 1491 bus_space_write_2(iot, ioh, ESA_GPIO_MASK, 1492 ~ESA_GPO_PRIMARY_AC97); 1493 bus_space_write_2(iot, ioh, ESA_GPIO_DATA, 0); 1494 bus_space_write_2(iot, ioh, ESA_GPIO_DIRECTION, 1495 dir | ESA_GPO_PRIMARY_AC97); 1496 delay(sc->delay1 * 1000); 1497 bus_space_write_2(iot, ioh, ESA_GPIO_DATA, 1498 ESA_GPO_PRIMARY_AC97); 1499 delay(5); 1500 bus_space_write_2(iot, ioh, ESA_RING_BUS_CTRL_A, 1501 ESA_IO_SRAM_ENABLE | ESA_SERIAL_AC_LINK_ENABLE); 1502 bus_space_write_2(iot, ioh, ESA_GPIO_MASK, ~0); 1503 delay(sc->delay2 * 1000); 1504 1505 esa_read_codec(sc, 0x7c, &data); 1506 if ((data == 0) || (data == 0xffff)) { 1507 retry++; 1508 if (retry > 3) { 1509 printf("%s: esa_codec_reset: failed\n", 1510 sc->sc_dev.dv_xname); 1511 break; 1512 } 1513 printf("%s: esa_codec_reset: retrying\n", 1514 sc->sc_dev.dv_xname); 1515 } else 1516 retry = 0; 1517 } while (retry); 1518 1519 return; 1520 } 1521 1522 static int 1523 esa_amp_enable(struct esa_softc *sc) 1524 { 1525 bus_space_tag_t iot; 1526 bus_space_handle_t ioh; 1527 uint32_t gpo, polarity_port, polarity; 1528 uint16_t data; 1529 1530 iot = sc->sc_iot; 1531 ioh = sc->sc_ioh; 1532 switch (sc->type) { 1533 case ESS_ALLEGRO1: 1534 polarity_port = 0x1800; 1535 break; 1536 case ESS_MAESTRO3: 1537 polarity_port = 0x1100; 1538 break; 1539 default: 1540 printf("%s: esa_amp_enable: Unknown chip type!!!\n", 1541 sc->sc_dev.dv_xname); 1542 return 1; 1543 } 1544 1545 gpo = (polarity_port >> 8) & 0x0f; 1546 polarity = polarity_port >> 12; 1547 polarity = !polarity; /* Enable */ 1548 polarity = polarity << gpo; 1549 gpo = 1 << gpo; 1550 bus_space_write_2(iot, ioh, ESA_GPIO_MASK, ~gpo); 1551 data = bus_space_read_2(iot, ioh, ESA_GPIO_DIRECTION); 1552 bus_space_write_2(iot, ioh, ESA_GPIO_DIRECTION, data | gpo); 1553 data = ESA_GPO_SECONDARY_AC97 | ESA_GPO_PRIMARY_AC97 | polarity; 1554 bus_space_write_2(iot, ioh, ESA_GPIO_DATA, data); 1555 bus_space_write_2(iot, ioh, ESA_GPIO_MASK, ~0); 1556 1557 return 0; 1558 } 1559 1560 static void 1561 esa_enable_interrupts(struct esa_softc *sc) 1562 { 1563 bus_space_tag_t iot; 1564 bus_space_handle_t ioh; 1565 uint8_t data; 1566 1567 iot = sc->sc_iot; 1568 ioh = sc->sc_ioh; 1569 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 1570 ESA_ASSP_INT_ENABLE | ESA_HV_INT_ENABLE); 1571 data = bus_space_read_1(iot, ioh, ESA_ASSP_CONTROL_C); 1572 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_C, 1573 data | ESA_ASSP_HOST_INT_ENABLE); 1574 } 1575 1576 /* 1577 * List management 1578 */ 1579 static int 1580 esa_add_list(struct esa_voice *vc, struct esa_list *el, 1581 uint16_t val, int index) 1582 { 1583 struct esa_softc *sc; 1584 1585 sc = (struct esa_softc *)vc->parent; 1586 el->indexmap[index] = el->currlen; 1587 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1588 el->mem_addr + el->currlen, 1589 val); 1590 1591 return el->currlen++; 1592 } 1593 1594 static void 1595 esa_remove_list(struct esa_voice *vc, struct esa_list *el, int index) 1596 { 1597 struct esa_softc *sc; 1598 uint16_t val; 1599 int lastindex; 1600 int vindex; 1601 int i; 1602 1603 sc = (struct esa_softc *)vc->parent; 1604 lastindex = el->currlen - 1; 1605 vindex = el->indexmap[index]; 1606 1607 /* reset our virtual index */ 1608 el->indexmap[index] = -1; 1609 1610 if (vindex != lastindex) { 1611 val = esa_read_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1612 el->mem_addr + lastindex); 1613 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1614 el->mem_addr + vindex, 1615 val); 1616 for (i = 0; i < ESA_NUM_VOICES * 2; i++) 1617 if (el->indexmap[i] == lastindex) 1618 break; 1619 if (i >= ESA_NUM_VOICES * 2) 1620 printf("%s: esa_remove_list: invalid task index\n", 1621 sc->sc_dev.dv_xname); 1622 else 1623 el->indexmap[i] = vindex; 1624 } 1625 1626 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1627 el->mem_addr + lastindex, 0); 1628 el->currlen--; 1629 1630 return; 1631 } 1632 1633 static void 1634 esa_powerhook(int why, void *hdl) 1635 { 1636 struct esa_softc *sc; 1637 1638 sc = (struct esa_softc *)hdl; 1639 switch (why) { 1640 case PWR_SUSPEND: 1641 case PWR_STANDBY: 1642 esa_suspend(sc); 1643 break; 1644 case PWR_RESUME: 1645 esa_resume(sc); 1646 sc->codec_if->vtbl->restore_ports(sc->codec_if); 1647 break; 1648 } 1649 } 1650 1651 static int 1652 esa_suspend(struct esa_softc *sc) 1653 { 1654 bus_space_tag_t iot; 1655 bus_space_handle_t ioh; 1656 int i, index; 1657 int error; 1658 1659 iot = sc->sc_iot; 1660 ioh = sc->sc_ioh; 1661 index = 0; 1662 1663 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 0); 1664 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_C, 0); 1665 1666 esa_assp_halt(sc); 1667 1668 /* Save ASSP state */ 1669 for (i = ESA_REV_B_CODE_MEMORY_BEGIN; i <= ESA_REV_B_CODE_MEMORY_END; 1670 i++) 1671 sc->savemem[index++] = esa_read_assp(sc, 1672 ESA_MEMTYPE_INTERNAL_CODE, i); 1673 for (i = ESA_REV_B_DATA_MEMORY_BEGIN; i <= ESA_REV_B_DATA_MEMORY_END; 1674 i++) 1675 sc->savemem[index++] = esa_read_assp(sc, 1676 ESA_MEMTYPE_INTERNAL_DATA, i); 1677 1678 if ((error = pci_set_powerstate(sc->sc_pct, sc->sc_tag, 1679 PCI_PMCSR_STATE_D3))) 1680 return error; 1681 1682 return 0; 1683 } 1684 1685 static int 1686 esa_resume(struct esa_softc *sc) 1687 { 1688 bus_space_tag_t iot; 1689 bus_space_handle_t ioh; 1690 int i, index; 1691 uint8_t reset_state; 1692 int error; 1693 1694 iot = sc->sc_iot; 1695 ioh = sc->sc_ioh; 1696 index = 0; 1697 1698 if ((error = pci_set_powerstate(sc->sc_pct, sc->sc_tag, 1699 PCI_PMCSR_STATE_D0))) 1700 return error; 1701 delay(10000); 1702 1703 esa_config(sc); 1704 1705 reset_state = esa_assp_halt(sc); 1706 1707 esa_codec_reset(sc); 1708 1709 /* restore ASSP */ 1710 for (i = ESA_REV_B_CODE_MEMORY_BEGIN; i <= ESA_REV_B_CODE_MEMORY_END; 1711 i++) 1712 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, i, 1713 sc->savemem[index++]); 1714 for (i = ESA_REV_B_DATA_MEMORY_BEGIN; i <= ESA_REV_B_DATA_MEMORY_END; 1715 i++) 1716 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, i, 1717 sc->savemem[index++]); 1718 1719 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_DMA_ACTIVE, 0); 1720 bus_space_write_1(iot, ioh, ESA_DSP_PORT_CONTROL_REG_B, 1721 reset_state | ESA_REGB_ENABLE_RESET); 1722 1723 esa_enable_interrupts(sc); 1724 esa_amp_enable(sc); 1725 1726 return 0; 1727 } 1728 1729 static uint32_t 1730 esa_get_pointer(struct esa_softc *sc, struct esa_channel *ch) 1731 { 1732 uint16_t hi, lo; 1733 uint32_t addr; 1734 int data_offset; 1735 1736 data_offset = ch->data_offset; 1737 hi = esa_read_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, data_offset + 1738 ESA_CDATA_HOST_SRC_CURRENTH); 1739 lo = esa_read_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, data_offset + 1740 ESA_CDATA_HOST_SRC_CURRENTL); 1741 1742 addr = lo | ((uint32_t)hi << 16); 1743 return (addr - ch->start); 1744 } 1745 1746 static paddr_t 1747 esa_mappage(void *addr, void *mem, off_t off, int prot) 1748 { 1749 struct esa_voice *vc; 1750 struct esa_softc *sc; 1751 struct esa_dma *p; 1752 1753 vc = addr; 1754 sc = (struct esa_softc *)vc->parent; 1755 if (off < 0) 1756 return -1; 1757 for (p = vc->dma; p && KERNADDR(p) != mem; p = p->next) 1758 continue; 1759 if (p == NULL) 1760 return -1; 1761 return bus_dmamem_mmap(sc->sc_dmat, p->segs, p->nsegs, 1762 off, prot, BUS_DMA_WAITOK); 1763 } 1764
Indexes created Sat Sep 20 22:09:52 GMT 2025